[PATCH v3 1/3] scsi: ufs: Refactor cancelling clkscaling works

[Stanley Chu]

Cancelling suspend_work and resume_work is only required while
suspending clk-scaling. Thus moving these two invokes into
ufshcd_suspend_clkscaling() function.

Reviewed-by: Can Guo <cang@xxxxxxxxxxxxxx>
Signed-off-by: Stanley Chu <stanley.chu@xxxxxxxxxxxx>
---
 drivers/scsi/ufs/ufshcd.c | 17 ++++++-----------
 1 file changed, 6 insertions(+), 11 deletions(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 5450e049d1a9..226504d05c14 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -1503,6 +1503,9 @@ static void ufshcd_suspend_clkscaling(struct ufs_hba *hba)
 	if (!ufshcd_is_clkscaling_supported(hba))
 		return;
 
+	cancel_work_sync(&hba->clk_scaling.suspend_work);
+	cancel_work_sync(&hba->clk_scaling.resume_work);
+
 	spin_lock_irqsave(hba->host->host_lock, flags);
 	if (!hba->clk_scaling.is_suspended) {
 		suspend = true;
@@ -1564,9 +1567,6 @@ static ssize_t ufshcd_clkscale_enable_store(struct device *dev,
 	pm_runtime_get_sync(hba->dev);
 	ufshcd_hold(hba, false);
 
-	cancel_work_sync(&hba->clk_scaling.suspend_work);
-	cancel_work_sync(&hba->clk_scaling.resume_work);
-
 	hba->clk_scaling.is_enabled = value;
 
 	if (value) {
@@ -5783,11 +5783,8 @@ static void ufshcd_err_handling_prepare(struct ufs_hba *hba)
 		ufshcd_vops_resume(hba, pm_op);
 	} else {
 		ufshcd_hold(hba, false);
-		if (hba->clk_scaling.is_enabled) {
-			cancel_work_sync(&hba->clk_scaling.suspend_work);
-			cancel_work_sync(&hba->clk_scaling.resume_work);
+		if (hba->clk_scaling.is_enabled)
 			ufshcd_suspend_clkscaling(hba);
-		}
 		down_write(&hba->clk_scaling_lock);
 		hba->clk_scaling.is_allowed = false;
 		up_write(&hba->clk_scaling_lock);
@@ -8707,11 +8704,9 @@ static int ufshcd_suspend(struct ufs_hba *hba, enum ufs_pm_op pm_op)
 	ufshcd_hold(hba, false);
 	hba->clk_gating.is_suspended = true;
 
-	if (hba->clk_scaling.is_enabled) {
-		cancel_work_sync(&hba->clk_scaling.suspend_work);
-		cancel_work_sync(&hba->clk_scaling.resume_work);
+	if (hba->clk_scaling.is_enabled)
 		ufshcd_suspend_clkscaling(hba);
-	}
+
 	down_write(&hba->clk_scaling_lock);
 	hba->clk_scaling.is_allowed = false;
 	up_write(&hba->clk_scaling_lock);
-- 
2.18.0